Elasticsearch & a bit of maths

Elasticsearch & a bit of maths

Elasticsearch is a powerful tool with a great Symfony integration. This talk will explain how to deal with Elasticsearch and FOSElasticaBundle when the sorting becomes hard. A bit of maths and some statistics tricks will help you to sort things out, with some examples about geolocation and users’ reviews—and you’ll understand why sorting things by average rating is not always a good idea.